#!/usr/bin/env python
# -*- coding: utf-8 -*-


def star():
    a = ['1', '2', '3']
    # a = ('1', '2', '3')
    print a
    star1(*a)


def star1(*args):  # *号实现了可变变量为不可变
    print args
    star2(*args)


def star2(*args2):
    print args2


if __name__ == '__main__':
    star()
